We refer to our jobs by number, so I was trying to make a table of files for each job where the table's name would be the job number, but it doesn't seem like it will let me name a table a number. Is this the c
-- 数据库类型,默认是mysql --> <property name="dbType" value="MYSQL"></property> <!-- 该map配置有分表的逻辑表,有几个表有分表就配置几个键值对(该事例表示只有三个表需要分表)--> <property name="tableRules"> <map> <!-- key是逻辑表名,value指的是对应具体配置的id --> <entry key=...
1.mySql基础 USE day15; -- 创建表 CREATE TABLE teacher( id INT, NAME VARCHAR(20) ) -- 查看所有表 SHOW TABLES; DESC student; DROP TABLE student; CREATE TABLE stud
_proxysql; Query OK, 1 row affected (0.02 sec) MySQL [(none)]> use test_proxysql; Database changed MySQL [test_proxysql]> create table test_tables(name varchar(20),age int(4)); Query OK, 0 rows affected (0.07 sec) MySQL [test_proxysql]> insert into test_tables values('zhao','30...
CREATE TABLE creates a table with the given name. You must have theCREATE privilege for the table. Rules for permissible table names are given in http://dev.mysql.com/doc/refman/5.1/en/identifiers.html. By default, the table is created in the default database. An error occurs if the ...
1.Whenever the server reads the user table into memory, it sorts the rows. 2.When a client attempts to connect, the server looks through the rows in sorted order. 3.The server uses the first row that matches the client host name and user name. The server uses sorting rules that order...
需要auto_increment从头开始进行计数则需要使用 truncate table 表名称 删除数据 如果想删除所有的数据行又想保留序列编号信息,可这样用一个带 where 的 delete 命令以抑制 MySQL 的优化: delete from table_name where 1; 可用last_insert_id() 获取刚刚自增过的值 ...
CREATE [TEMPORARY] TABLE [IF NOT EXISTS] tbl_name (create_definition,...) [table_options] [partition_options] CREATE [TEMPORARY] TABLE [IF NOT EXISTS] tbl_name [(create_definition,...)] [table_options] [partition_options] [IGNORE | REPLACE] [AS] query_expression CREATE [TEMPORARY] ...
table-name 是无 String 访问的表名。 表名支持正则表达式以读取多个表的数据,例如cdc_order(.)*表示以cdc_order开头的表名。 port 否 3306 来自:帮助中心 查看更多 → 免费体验中心 免费领取体验产品,快速开启云上之旅 个人用户 企业用户 免费 图像搜索 Image Search 帮助客户从指定图库中搜索相同及...
<property name="tableRules"> <map> <!-- key是逻辑表名,value指的是对应具体配置的id --> <entry key="user" value-ref="user_bean"></entry> <!-- 逻辑表名为admin,具体的分表规则在id="admin_bean"的配置中 --> <entry key="admin" value-ref="admin_bean"></entry> <!-- 这张表...